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How to get the ASCII value of a character
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Why is the function called "ord"?
– eLymar
Aug 1 '18 at 17:10
8
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How to calculate the SVG Path for an arc (of a circle)
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This is super! Note that the arcSweep variable is actually controlling the large-arc-flag svg A parameter. In the above code, the value for the sweep-flag parameter is always zero. arcSweep should probably be renamed to something like longArc.
– Steven Gr...
Adding Python Path on Windows 7
...f my past mistakes here hoping that it might help someone.
(These apply to all Environmental Variables, not just when setting Python Path)
Watch out for these possible mistakes:
Kill and reopen your shell window: Once you make a change to the ENVIRONMENTAL Variables, you have to restart the windo...
Android Hello-World compile error: Intellij cannot find aapt
... Ubuntu linux system which cannot execute the 32-bit aapt executable.
Installing 32-bit compatibility libraries solved this issue in my case: sudo apt-get install ia32-libs
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startActivityForResult() from a Fragment and finishing child Activity, doesn't call onActivityResult
FirstActivity.Java has a FragmentA.Java which calls startActivityForResult() .
SecondActivity.Java call finish() but onActivityResult never get called which is
written in FragmentA.Java .
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ASP.NET: HTTP Error 500.19 – Internal Server Error 0x8007000d
... module (referenced in web.config) is missing or proper version is not installed.
Just install URL rewriting module via web platform installer.
I recommend to check all dependencies from web.config and install them.
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How to determine the screen width in terms of dp or dip at runtime in Android?
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Why it is necessary to call WindowManager? What about this code? DisplayMetrics displayMetrics = resources.getDisplayMetrics(); float screenWidthDp = displayMetrics.widthPixels / displayMetrics.density;
– Tomáš Hub...
Is there an easy way to add a border to the top and bottom of an Android View?
...so see this solution, which also works for TextViews, if you want a border all around: stackoverflow.com/questions/3263611/…
– emmby
Dec 9 '10 at 20:09
26
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How to prevent custom views from losing state across screen orientation changes
...ublic Parcelable onSaveInstanceState() {
//begin boilerplate code that allows parent classes to save state
Parcelable superState = super.onSaveInstanceState();
SavedState ss = new SavedState(superState);
//end
ss.stateToSave = this.stateToSave;
return ss;
}
@Override
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Load image from url
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You really ought to not to use that, as it blocks the UI thread. This library will handle threading and downloading for you: github.com/koush/UrlImageViewHelper
– koush
Aug 24 '12 at 4:49
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